Angle properties Flashcards by Christopher Chee | Brainscape

Q

What are angles that form a right angle?

A

Angles that add up to 90º are Complementary

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Q

What are adjacent angles on a straight line?

A

Angles that add up to 180º are Supplementary

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Q

What are angles at a point?

A

Angles that add up to 360º

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Q

What are Vertically opposite angles?

A

Two angles that are equal to other

The angles form a “X”

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Q

Find the misssing angle and state the reason

A

49º (vertically opposite angles)

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Q

Find the misssing angle and state the reason

A

52º (vertically opposite angles)

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Q

Find the misssing angle and state the reason

A

a = 90º - 53º (right angle)

= 37º

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Q

Find the misssing angle and state the reason

A

c = 90º - 27º - 22º (right angle)

= 41º

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Q

Find the misssing angle and state the reason

A

k = 90º - 41º - 19º (right angle)

= 30º

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Q

Find the misssing angle and state the reason

A

x = 180º - 47º (angles on a straight line)

= 133º

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Q

Find the misssing angle and state the reason

A

r = 180º - 102º (angles on a straight line)

= 78º

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Q

Find the misssing angle and state the reason

A

y = 360º - 31º (angles at a point)

= 329º

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Q

Find the misssing angle and state the reason

A

y = 360º - 221º (angles at a point)

= 139º

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Q

Find the misssing angle and state the reason

A

y = 180º - 90º - 26º (angles in a straight line)

= 64º

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Q

Find the misssing angle and state the reason

A

w = 180º - 46º - 61º - 38º (angles in a straight line)

= 35º

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Q

Find the misssing angle and state the reason

A

p = 62º - 22º (vertically opposite angles)

= 40º